it was his family, me, our daughters and the raiders, you know. every sunday. >> reporter: anderson says their two girls are just beginning to understand what happened and they're heartbroken. all she can tell them is dad is listening. >> they can talk to him any time they want to, although he can't speak back. >> reporter: vallejo police are going over surveillance video for this area and processing physical evidence found at the crime scene. so far just a vague description on the gunmen they're looking for. we'll bring you back to a live picture in vallejo tonight. you can see raiders balloons at this vigil being held for the father of two. people here at the vigil celebrating this young man's life and also holding out hope that new witnesses will come forward and help solve what many see as a senseless murder. live tonight in vallejo. alex savage, ktvu channel 2 news. >>> san francisco police say a new partnership with businesses in the city could help save lives. officers this morning demonstrated how automated external defibrillators could he